Home / 58,448.27-87,653.75-18,995.87

Finding the Fourth Proportional to 58,448.27, 87,653.75 and 18,995.87

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Solution

The fourth proportional to 58,448.27, 87,653.75 and 18,995.87 is: 28,487.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,448.27 : 87,653.75 = 18,995.87 : x
  2. Step 2: Convert to fraction form
    58,448.27/87,653.75 = 18,995.87/x
  3. Step 3: Cross multiply
    58,448.27x = 87,653.75 × 18,995.87
  4. Step 4: Simplify right side
    58,448.27x = 1,665,058,706.76
  5. Step 5: Solve for x
    x = 1,665,058,706.76/58,448.27
  6. Step 6: Final answer
    x = 28,487.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.